The Water Quality Certification regulations implement Section 401 of the federal Clean Water Act in Massachusetts, by establishing permitting requirements to ensure that dredging projects, or proposed discharges of dredged or fill material, protect the public health and the Commonwealth's water resources.

314 CMR 9.00: 401 Water Quality Certification  pdf format of 314 CMR 9.00: 401 Water Quality Certification

These regulations effective October 24, 2014.

314 CMR 9.00 Email for questions:

314 CMR 9.00: Proposed Amendments & Public Comment

  • There are no proposed regulations out for public comment at this time.

314 CMR 9.00: Recently Promulgated Amendments

  • There have been no recent amendments to these regulations.

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Water Quality Certification Forms